Transcript of a talk by Joe Bagley, Boston city archaeologist, on the Blue Hills' distant past as a large volcano, and why that became important to the Native Americans who, several hundred million years later, inhabited the area:

I have personally visited, excavated, and studied hundreds of Native archaeological sites throughout the east coast, and I have never experienced the types of intact Native

So have you noticed WGBH-FM coming in even feistier than usual? The station reports it finished replacing its 36-year-old antenna on top of the hill that gave it its call letters a couple weeks ago. The new antenna now

Broadcasts at 100,000-watt power and provides a stronger signal to downtown Boston and reaches more Massachusetts communities and all six New England states.